also remove the constant

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15043 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/full-codegen-arm.cc

@@ -4765,9 +4765,7 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
 
   VisitForAccumulatorValue(sub_expr);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  EqualityKind kind = expr->op() == Token::EQ_STRICT
-      ? kStrictEquality : kNonStrictEquality;
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     Heap::RootListIndex nil_value = nil == kNullValue ?
         Heap::kNullValueRootIndex :
         Heap::kUndefinedValueRootIndex;

src/hydrogen.cc

@@ -9918,11 +9918,9 @@ void HOptimizedGraphBuilder::HandleLiteralCompareNil(CompareOperation* expr,
   ASSERT(!HasStackOverflow());
   ASSERT(current_block() != NULL);
   ASSERT(current_block()->HasPredecessor());
-  EqualityKind kind =
-      expr->op() == Token::EQ_STRICT ? kStrictEquality : kNonStrictEquality;
   HIfContinuation continuation;
   CompareNilICStub::Types types;
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     IfBuilder if_nil(this);
     if_nil.If<HCompareObjectEqAndBranch>(
         value, (nil== kNullValue) ? graph()->GetConstantNull()
@@ -9931,10 +9929,9 @@ void HOptimizedGraphBuilder::HandleLiteralCompareNil(CompareOperation* expr,
     if_nil.Else();
     if_nil.CaptureContinuation(&continuation);
     return ast_context()->ReturnContinuation(&continuation, expr->id());
-  } else {
-    types = CompareNilICStub::Types(expr->compare_nil_types());
-    if (types.IsEmpty()) types = CompareNilICStub::Types::FullCompare();
   }
+  types = CompareNilICStub::Types(expr->compare_nil_types());
+  if (types.IsEmpty()) types = CompareNilICStub::Types::FullCompare();
   Handle<Map> map_handle = expr->map();
   BuildCompareNil(value, types, map_handle,
                   expr->position(), &continuation);

src/ia32/full-codegen-ia32.cc

@@ -4768,12 +4768,10 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
   VisitForAccumulatorValue(sub_expr);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
 
-  EqualityKind kind = expr->op() == Token::EQ_STRICT
-      ? kStrictEquality : kNonStrictEquality;
   Handle<Object> nil_value = nil == kNullValue
       ? isolate()->factory()->null_value()
       : isolate()->factory()->undefined_value();
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     __ cmp(eax, nil_value);
     Split(equal, if_true, if_false, fall_through);
   } else {

src/mips/full-codegen-mips.cc

@@ -4805,10 +4805,8 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
 
   VisitForAccumulatorValue(sub_expr);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  EqualityKind kind = expr->op() == Token::EQ_STRICT
-      ? kStrictEquality : kNonStrictEquality;
   __ mov(a0, result_register());
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     Heap::RootListIndex nil_value = nil == kNullValue ?
         Heap::kNullValueRootIndex :
         Heap::kUndefinedValueRootIndex;

src/v8.h

@@ -146,10 +146,6 @@ class V8 : public AllStatic {
 enum NilValue { kNullValue, kUndefinedValue };
 
 
-// JavaScript defines two kinds of equality.
-enum EqualityKind { kStrictEquality, kNonStrictEquality };
-
-
 } }  // namespace v8::internal
 
 namespace i = v8::internal;

src/x64/full-codegen-x64.cc

@@ -4754,9 +4754,7 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
 
   VisitForAccumulatorValue(sub_expr);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  EqualityKind kind = expr->op() == Token::EQ_STRICT
-      ? kStrictEquality : kNonStrictEquality;
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     Heap::RootListIndex nil_value = nil == kNullValue ?
         Heap::kNullValueRootIndex :
         Heap::kUndefinedValueRootIndex;